I recently came across this informative article about thyroid cancer and thought I would share.
Between 1997-2006, thyroid cancers increased by 6.5 percent each year, according to the National Cancer Institute.
Although there are no obvious causes of thyroid cancers, some key contributors have been identified:
1-Exposure to radiation
The article outlines more potential contributing factors, but they also explain why there has been an increase in thyroid cancers over the years:
"it’s possible that environmental factors, such as exposure to chemical pollutants, are involved. No definitive study, however, has confirmed environmental agents are responsible."
Read more about thyroid cancer here: